diff options
Diffstat (limited to 'src/mame/drivers/tail2nos.cpp')
-rw-r--r-- | src/mame/drivers/tail2nos.cpp | 81 |
1 files changed, 57 insertions, 24 deletions
diff --git a/src/mame/drivers/tail2nos.cpp b/src/mame/drivers/tail2nos.cpp index b86fac04e8e..ffee9010381 100644 --- a/src/mame/drivers/tail2nos.cpp +++ b/src/mame/drivers/tail2nos.cpp @@ -6,8 +6,7 @@ Driver by Nicola Salmoria - - press F1+F3 to see ROM/RAM tests and the final animation + keep pressed F1 during POST to see ROM/RAM/GFX tests. ***************************************************************************/ @@ -18,13 +17,21 @@ #include "includes/tail2nos.h" -WRITE16_MEMBER(tail2nos_state::sound_command_w) +WRITE8_MEMBER(tail2nos_state::sound_command_w) +{ + m_pending_command = 1; + m_soundlatch->write(space, offset, data & 0xff); + m_audiocpu->set_input_line(INPUT_LINE_NMI, PULSE_LINE); +} + +WRITE8_MEMBER(tail2nos_state::sound_semaphore_w) +{ + m_pending_command = 0; +} + +READ8_MEMBER(tail2nos_state::sound_semaphore_r) { - if (ACCESSING_BITS_0_7) - { - m_soundlatch->write(space, offset, data & 0xff); - m_audiocpu->set_input_line(INPUT_LINE_NMI, PULSE_LINE); - } + return m_pending_command; } WRITE8_MEMBER(tail2nos_state::sound_bankswitch_w) @@ -44,9 +51,12 @@ static ADDRESS_MAP_START( main_map, AS_PROGRAM, 16, tail2nos_state ) AM_RANGE(0xffc300, 0xffcfff) AM_RAM AM_RANGE(0xffd000, 0xffdfff) AM_RAM_WRITE(tail2nos_txvideoram_w) AM_SHARE("txvideoram") AM_RANGE(0xffe000, 0xffefff) AM_RAM_DEVWRITE("palette", palette_device, write) AM_SHARE("palette") - AM_RANGE(0xfff000, 0xfff001) AM_READ_PORT("INPUTS") AM_WRITE(tail2nos_gfxbank_w) + AM_RANGE(0xfff000, 0xfff001) AM_READ_PORT("IN0") AM_WRITE(tail2nos_gfxbank_w) + AM_RANGE(0xfff002, 0xfff003) AM_READ_PORT("IN1") AM_RANGE(0xfff004, 0xfff005) AM_READ_PORT("DSW") - AM_RANGE(0xfff008, 0xfff009) AM_WRITE(sound_command_w) + AM_RANGE(0xfff008, 0xfff009) AM_READWRITE8(sound_semaphore_r,sound_command_w,0x00ff) +// AM_RANGE(0xfff020, 0xfff023) V-System CRTC +// AM_RANGE(0xfff030, 0xfff031) link comms ADDRESS_MAP_END static ADDRESS_MAP_START( sound_map, AS_PROGRAM, 8, tail2nos_state ) @@ -57,23 +67,31 @@ ADDRESS_MAP_END static ADDRESS_MAP_START( sound_port_map, AS_IO, 8, tail2nos_state ) ADDRESS_MAP_GLOBAL_MASK(0xff) - AM_RANGE(0x07, 0x07) AM_DEVREAD("soundlatch", generic_latch_8_device, read) AM_WRITENOP /* the write is a clear pending command */ + AM_RANGE(0x07, 0x07) AM_DEVREAD("soundlatch", generic_latch_8_device, read) AM_WRITE(sound_semaphore_w) AM_RANGE(0x08, 0x0b) AM_DEVWRITE("ymsnd", ym2608_device, write) #if 0 AM_RANGE(0x18, 0x1b) AM_DEVREAD("ymsnd", ym2608_device, read) #endif ADDRESS_MAP_END +CUSTOM_INPUT_MEMBER(tail2nos_state::analog_in_r) +{ + int num = (uintptr_t)param; + int delta = ioport(num ? "AN1" : "AN0")->read(); + + return delta >> 5; +} static INPUT_PORTS_START( tail2nos ) - PORT_START("INPUTS") + PORT_START("IN0") PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_2WAY PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_2WAY - PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_BUTTON1 ) - PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_BUTTON2 ) - PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_CONDITION("DSW", 0x4000, EQUALS, 0x4000) PORT_NAME("Brake (standard BD)") + PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_CONDITION("DSW", 0x4000, EQUALS, 0x4000) PORT_NAME("Accelerate (standard BD)") + PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_CONDITION("DSW", 0x4000, EQUALS, 0x4000) + PORT_BIT( 0x0070, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM_MEMBER(DEVICE_SELF, tail2nos_state,analog_in_r, (void *)0) PORT_CONDITION("DSW", 0x4000, NOTEQUALS, 0x4000) PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_COIN2 ) @@ -84,8 +102,21 @@ static INPUT_PORTS_START( tail2nos ) PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_SERVICE1 ) PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_START("IN1") + PORT_BIT( 0x0070, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM_MEMBER(DEVICE_SELF, tail2nos_state,analog_in_r, (void *)1) PORT_CONDITION("DSW", 0x4000, NOTEQUALS, 0x4000) + PORT_BIT( 0x0070, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_CONDITION("DSW", 0x4000, EQUALS, 0x4000) + PORT_BIT( 0xff8f, IP_ACTIVE_LOW, IPT_UNKNOWN ) + + PORT_START("AN0") + PORT_BIT( 0xff, 0, IPT_AD_STICK_Z ) PORT_SENSITIVITY(10) PORT_KEYDELTA(5) PORT_NAME("Brake (original BD)") PORT_CONDITION("DSW", 0x4000, NOTEQUALS, 0x4000) + PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_CONDITION("DSW", 0x4000, EQUALS, 0x4000) + + PORT_START("AN1") + PORT_BIT( 0xff, 0, IPT_AD_STICK_Z ) PORT_SENSITIVITY(10) PORT_KEYDELTA(5) PORT_NAME("Accelerate (original BD)") PORT_CONDITION("DSW", 0x4000, NOTEQUALS, 0x4000) + PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_CONDITION("DSW", 0x4000, EQUALS, 0x4000) + PORT_START("DSW") - PORT_DIPNAME( 0x000f, 0x0000, DEF_STR( Coin_A ) ) + PORT_DIPNAME( 0x000f, 0x0000, DEF_STR( Coin_A ) ) PORT_DIPLOCATION("SW1:1,2,3,4") PORT_DIPSETTING( 0x0009, DEF_STR( 5C_1C ) ) PORT_DIPSETTING( 0x0008, DEF_STR( 4C_1C ) ) PORT_DIPSETTING( 0x0007, DEF_STR( 3C_1C ) ) @@ -102,7 +133,7 @@ static INPUT_PORTS_START( tail2nos ) PORT_DIPSETTING( 0x0003, DEF_STR( 1C_4C ) ) PORT_DIPSETTING( 0x0004, DEF_STR( 1C_5C ) ) PORT_DIPSETTING( 0x0005, DEF_STR( 1C_6C ) ) - PORT_DIPNAME( 0x00f0, 0x0000, DEF_STR( Coin_B ) ) + PORT_DIPNAME( 0x00f0, 0x0000, DEF_STR( Coin_B ) ) PORT_DIPLOCATION("SW1:5,6,7,8") PORT_DIPSETTING( 0x0090, DEF_STR( 5C_1C ) ) PORT_DIPSETTING( 0x0080, DEF_STR( 4C_1C ) ) PORT_DIPSETTING( 0x0070, DEF_STR( 3C_1C ) ) @@ -119,25 +150,26 @@ static INPUT_PORTS_START( tail2nos ) PORT_DIPSETTING( 0x0030, DEF_STR( 1C_4C ) ) PORT_DIPSETTING( 0x0040, DEF_STR( 1C_5C ) ) PORT_DIPSETTING( 0x0050, DEF_STR( 1C_6C ) ) - PORT_DIPNAME( 0x0300, 0x0000, DEF_STR( Difficulty ) ) + PORT_DIPNAME( 0x0300, 0x0000, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW2:1,2") PORT_DIPSETTING( 0x0100, DEF_STR( Easy ) ) PORT_DIPSETTING( 0x0000, DEF_STR( Normal ) ) PORT_DIPSETTING( 0x0200, DEF_STR( Hard ) ) PORT_DIPSETTING( 0x0300, DEF_STR( Hardest ) ) - PORT_DIPNAME( 0x0400, 0x0000, DEF_STR( Demo_Sounds ) ) + PORT_DIPNAME( 0x0400, 0x0000, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:3") PORT_DIPSETTING( 0x0400, DEF_STR( Off ) ) PORT_DIPSETTING( 0x0000, DEF_STR( On ) ) - PORT_SERVICE( 0x0800, IP_ACTIVE_HIGH ) - PORT_DIPNAME( 0x1000, 0x1000, "Game Mode" ) + PORT_SERVICE_DIPLOC( 0x0800, IP_ACTIVE_HIGH, "SW2:4" ) + PORT_DIPNAME( 0x1000, 0x1000, "Game Mode" ) PORT_DIPLOCATION("SW2:5") PORT_DIPSETTING( 0x1000, DEF_STR( Single ) ) PORT_DIPSETTING( 0x0000, "Multiple" ) - PORT_DIPNAME( 0x2000, 0x0000, DEF_STR( Flip_Screen ) ) + PORT_DIPNAME( 0x2000, 0x0000, DEF_STR( Flip_Screen ) ) PORT_DIPLOCATION("SW2:6") PORT_DIPSETTING( 0x0000, DEF_STR( Off ) ) PORT_DIPSETTING( 0x2000, DEF_STR( On ) ) - PORT_DIPNAME( 0x4000, 0x4000, "Control Panel" ) + PORT_DIPNAME( 0x4000, 0x4000, "Control Panel" ) PORT_DIPLOCATION("SW2:7") PORT_DIPSETTING( 0x4000, DEF_STR( Standard ) ) PORT_DIPSETTING( 0x0000, "Original" ) - PORT_DIPNAME( 0x8000, 0x0000, "Country" ) + // TODO: what's this for? + PORT_DIPNAME( 0x8000, 0x0000, "Country" ) PORT_DIPLOCATION("SW2:8") PORT_DIPSETTING( 0x0000, "Domestic" ) PORT_DIPSETTING( 0x8000, "Overseas" ) INPUT_PORTS_END @@ -186,6 +218,7 @@ void tail2nos_state::machine_start() save_item(NAME(m_txbank)); save_item(NAME(m_txpalette)); save_item(NAME(m_video_enable)); + save_item(NAME(m_pending_command)); } void tail2nos_state::machine_reset() |